From 654049c1f5a8e5a8b69201c60c69bcd0425a9c03 Mon Sep 17 00:00:00 2001
From: Jonathan Downing <jonathan@dominantstrategies.io>
Date: Thu, 3 Aug 2023 15:30:45 -0500
Subject: [PATCH] Remove eth/discovery.go

---
 eth/discovery.go | 59 ------------------------------------------------
 1 file changed, 59 deletions(-)
 delete mode 100644 eth/discovery.go

diff --git a/eth/discovery.go b/eth/discovery.go
deleted file mode 100644
index b5ccefd08c..0000000000
--- a/eth/discovery.go
+++ /dev/null
@@ -1,59 +0,0 @@
-// Copyright 2019 The go-ethereum Authors
-// This file is part of the go-ethereum library.
-//
-// The go-ethereum library is free software: you can redistribute it and/or modify
-// it under the terms of the GNU Lesser General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// The go-ethereum library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU Lesser General Public License for more details.
-//
-// You should have received a copy of the GNU Lesser General Public License
-// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
-
-package eth
-
-import (
-	"github.com/dominant-strategies/go-quai/core"
-	"github.com/dominant-strategies/go-quai/p2p/enode"
-	"github.com/dominant-strategies/go-quai/rlp"
-)
-
-// ethEntry is the "eth" ENR entry which advertises eth protocol
-// on the discovery network.
-type ethEntry struct {
-	// Ignore additional fields (for forward compatibility).
-	Rest []rlp.RawValue `rlp:"tail"`
-}
-
-// ENRKey implements enr.Entry.
-func (e ethEntry) ENRKey() string {
-	return "eth"
-}
-
-// startEthEntryUpdate starts the ENR updater loop.
-func (eth *Quai) startEthEntryUpdate(ln *enode.LocalNode) {
-	var newHead = make(chan core.ChainHeadEvent, 10)
-	sub := eth.core.SubscribeChainHeadEvent(newHead)
-
-	go func() {
-		defer sub.Unsubscribe()
-		for {
-			select {
-			case <-newHead:
-				ln.Set(eth.currentEthEntry())
-			case <-sub.Err():
-				// Would be nice to sync with eth.Stop, but there is no
-				// good way to do that.
-				return
-			}
-		}
-	}()
-}
-
-func (eth *Quai) currentEthEntry() *ethEntry {
-	return &ethEntry{}
-}